US5961959AExpiredUtilityPatentIndex 63

Cosmetic and dermatological light protection formulations having a content of triazine derivatives and monoesters and diesters of branched alkanecarboxylic acids and diglycerol or triglycerol

Assignee: BEIERSDORF AGPriority: Apr 27, 1996Filed: Apr 17, 1997Granted: Oct 5, 1999

Est. expiryApr 27, 2016(expired)· nominal 20-yr term from priority

Inventors:GERS-BARLAG HEINRICH KROEPKE RAINER

A61K 8/39A61K 8/4966A61Q 17/04

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Claims

Abstract

Active compound combinations having a light-protection action and comprising (a) tris(2-ethylhexyl) 4,4',4''-(1,3,5-triazine-2,4,6-triyltriimino)-tris-benzoate and (b) one or more substances chosen from the group consisting of monoesters and diesters of branched alkane-carboxylic acids having a chain length of 10-24 carbon atoms and diglycerol or triglycerol.

Claims

exact text as granted — not AI-modified

We claim: 
     
       1. A cosmetic or dermatological formulation for protecting the skin of an individual from the effects of damaging UV light comprising a skin protective amount of an active compound combination of tris(2-ethylhexyl) 4,4&#39;,4&#34;-(1,3,5-triazine-2,4,6-triyltriimino)-tris-benzoate and one or more substances chosen from the group consisting of monoesters and diesters of branched alkanecarboxylic acids having a chain length of 10-24 carbon atoms and diglycerol or triglycerol, wherein the total amount of said monoesters and diesters of branched alkane carboxylic acids having a chain length of 10-24 carbon atoms and diglycerol or triglycerol is sufficient to solubilize said tris(2-ethylhexyl)4,4&#39;,4&#34;-(1,3,5-triazine-2,3,6-triyltriimino)-tris-benzoate. 
     
     
       2. A formulation according to claim 1, wherein the total amount of tris(2-ethylhexyl) 4,4&#39;,4&#34;-(1,3,5-triazine-2,4,6-triyltriimino)-tris-benzoate in the formulation is chosen from the range of 0.1-10.0% by weight based on the total weight of the formulation. 
     
     
       3. A cosmetic or dermatological formulation for protecting the skin of an individual from the effects of damaging UV light comprising a skin protective amount of an active compound combination of tris(2-ethylhexyl) 4,4&#39;,4&#34;-(1,3,5-triazine-2,4,6-triyltriimino)-tris-benzoate and one or more substances chosen from the group consisting of monoesters and diesters of branched alkanecarboxylic acids having a chain length of 10-24 carbon atoms and diglycerol or triglycerol, wherein the total amount of said one or more substances chosen from the group consisting of monoesters and diesters of branched alkane carboxylic acids having a chain length of 10-24 carbon atoms and diglycerol or triglycerol in the formulation is chosen from the range of 0.1-25.0% by weight based on the total weight of the formulation. 
     
     
       4. A formulation according to claim 3, wherein the total amount of said one or more substances chosen from the group consisting of monoesters and diesters of branched alkanecarboxylic acids having a chain length of 10-24 carbon atoms and diglycerol or triglycerol in the formulation is chosen from the range of 0.5-15.0% by weight based on the total weight of the formulation. 
     
     
       5. A method of protecting the skin of an individual from the effects of damaging UV light comprising applying to the skin of said individual a cosmetic or dermatological formulation according to claim 1. 
     
     
       6. A method according to claim 5, wherein the total amount of tris(2-ethylhexyl) 4,4&#39;,4&#34;-(1,3,5-triazine-2,4,6-triyltriimino)-tris-benzoate in the formulation is chosen from the range 0.1-10.0% by weight based on the total weight of the formulation. 
     
     
       7. A method of protecting skin of an individual from the effects of damaging UV light comprising applying to said skin of said individual a cosmetic or dermatological formulation, wherein the total amount of said one or more substances chosen from the group consisting of monoesters and diesters of branched alkanecarboxylic acids having a chain length of 10-24 carbon atoms and diglycerol or triglycerol in the formulation is chosen from the range of 0.1-25.0% by weight based on the total weight of the formulation. 
     
     
       8. A method according to claim 7, wherein the total amount of said one or more substances chosen from the group consisting of monoesters and diesters of branched alkanecarboxylic acids having a chain length of 10-24 carbon atoms and diglycerol or triglycerol in the formulation is chosen from the range of 0.5-15.0% by weight based on the total weight of the formulation. 
     
     
       9. A cosmetic or dermatological formulation for protecting the skin of an individual from the effects of damaging UV light comprising a skin protective amount of an active compound combination of tris(2-ethylhexyl) 4,4&#39;,4&#34;-(1,3,5-triazine-2,4,6-triyltriimino)-tris-benzoate, one or more substances chosen from the group consisting of monoesters and diesters of branched alkanecarboxylic acids having a chain length of 10-24 carbon atoms and diglycerol or triglycerol, and one or more salicylic acid derivatives selected from the group consisting of 4-isopropylbenzyl salicylate, 2-ethylhexyl salicylate, octyl salicylate and homomenthyl salicylate. 
     
     
       10. A formulation according to claim 9, wherein the weight ratios of tris(2-ethylhexyl) 4,4&#39;,4&#34;-(1,3,5-triazine-2,4,6-triyltriimino)-tris-benzoate and one or more salicylic acid derivatives is chosen from the range from 1:10 to 10:1. 
     
     
       11. A formulation according to claim 10, wherein the weight ratios of tris (2-ethylhexyl) 4,4&#39;,4&#34;-(1,3,5-triazine-2,4,6-triyltriimino)-tris-benzoate and one or more salicylic acid derivatives are chosen from the range 1:4 to 4:1. 
     
     
       12. A formulation according to claim 9, wherein the total amount of tris(2-ethylhexyl) 4,4&#39;,4&#34;-(1,3,5-triazine-2,4,6-triyltriimino)-tris-benzoate in the formulation is chosen from the range of 0.1-10.0% by weight based on the total weight of the formulation. 
     
     
       13. A formulation according to claim 12, wherein the total amount of tris(2-ethylhexyl) 4,4&#39;,4&#34;-(1,3,5-triazine-2,4,6-triyltriimino)-tris-benzoate in the formulation is chosen from the range 0.5-6.0% by weight based on the total weight of the formulation. 
     
     
       14. A formulation according to claim 9, wherein the total amount of one or more substances chosen from the group consisting of monoesters and diesters of branched alkanecarboxylic acids having a chain length of 10-24 carbon atoms and diglycerol or triglycerol in the formulation is chosen from the range of 0.1-25.0% by weight based on the total weight of the formulation. 
     
     
       15. A formulation according to claim 14, wherein the total amount of one or more substances chosen from the group consisting of monoesters and diesters of branched alkanecarboxylic acids having a chain length of 10-24 carbon atoms and diglycerol or triglycerol in the formulation is chosen from the range of 0.5-15.0% by weight based on the total weight of the formulation. 
     
     
       16. A method of protecting the skin of an individual from the effects of damaging UV light comprising applying to the skin of said individual a cosmetic or dermatological formulation comprising a skin protective amount of an active compound combination of tris(2-ethylhexy) 4,4&#39;,4&#34;-(1,3,5-triazine-2,4,6-triyltriimino)-tris-benzoate, one or more substances chosen from the group consisting of monoesters and diesters of branched alkanecarboxylic acids having a chain length of 10-24 carbon atoms and diglycerol or triglycerol, and one or more salicylic acid derivatives chosen from the group consisting of 4-isopropylbenzyl salicylate, 2-ethylhexyl salicylate, octyl salicylate and homomenthyl salicylate. 
     
     
       17. A method according to claim 16, wherein the weight ratios of tris(2-ethylhexyl)4,4&#39;,4&#34;-(1,3,5-triazine-2,4,6-triyltriimino)-tris-benzoate and one or more salicylic acid derivatives are chosen from the range 1:10 to 10:1. 
     
     
       18. A method according to claim 17, wherein the weight ratios of tris (2-ethylhexyl) 4,4&#39;,4&#34;-(1,3,5-triazine-2,4,6-triyltriimino)-tris-benzoate and one or more salicylic acid derivatives are chosen from the range 1:4 to 4:1. 
     
     
       19. A method according to claim 16, wherein the total amount of tris(2-ethylhexyl) 4,4&#39;,4&#34;-(1,3,5-triazine-2,4,6-triyltriimino)-tris-benzoate in the formulation is chosen from the range 0.1-10.0% by weight based on the total weight of the formulation. 
     
     
       20. A method according to claim 19, wherein the total amount of tris(2-ethylhexyl) 4,4&#39;,4&#34;-(1,3,5-triazine-2,4,6-triyltriimino)-tris-benzoate in the formulation is chosen from the range 0.5-6.0% by weight based on the total weight of the formulation. 
     
     
       21. A method according to claim 16, wherein the total amount of one or more substances chosen from the group consisting of monoesters and diesters of branched alkanecarboxylic acids having a chain length of 10-24 carbon atoms and diglycerol or triglycerol in the formulation is chosen from the range of 0.1-25.0% by weight based on the total weight of the formulation. 
     
     
       22. A method according to claim 21, wherein the total amount of one or more substances chosen from the group consisting of monoesters and diesters of branched alkanecarboxylic acids having a chain length of 10-24 carbon atoms and diglycerol or triglycerol in the formulation is chosen from the range of 0.5-15.0% by weight based on the total weight of the formulation.

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